category A
right off the test
right off the test II
Darwin
category B
100
evolution is a process by which the gene pool of a(n) _______________ changes over time
What is an organism
100
the group of mammals that includes humans and apes
What are primates
100
This occurs in the gametes and allows species to evolve
What are mutations
100
This was the ship Darwin sailed
What is the Beagle
100
scientist who study life in the past
What is a paleontologist
200
These are the preserved remains of ancient organisms
What are fossils
200
this group includes humans and humanlike relatives
What are hominids
200
Similarities like elbows in the front limbs of mammals such as bats, penguins and alligators
What are homologus structures
200
This is an idea, in science speak.
What is a hypothesis
200
The changes is a population over time
What is evolution
300
Dinosaurs no longer exist, they are said to be
What is extinct
300
These types of materials are used to date fossils, based on their half-lifes
What are radioactive minerals
300
Radioactive decay is measured by this type of unit. (also a video game title)
What is Half Life
300
This is an explanation of something that has undergone many tests
What is a scientific theory
300
A genetic change that results in an organism's death
What is a lethal mutation
400
These three things are characteristics shared by primates
What are fingernails, fingers that grasp, and ability to see color.
400
These served a purpose on our bodies at one time, but they don't anymore
What are vestigal structures
400
Name the theory that explains how organisms change because of adaptations that help them survive
What is natural selection
400
a giraffes neck allows it to eat off higher branches (a a)
What is an adaptive advantage
500
Islands, a large river, canyon or other barrier can cause an organism to develop different species
What is geographic isolation
500
When stone tools were found near the remains of this ancient hominid, scientists nicknamed homo habilis this
What is "handy man"
500
This theory states that more recent organisms are related to past organisms
What is descent with modification
500
An event that stops the fossil record of many species
What is mass extinction
500
Scientists state the age of the earth is about
What is 4.6 billion years old
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Biology- Evolution Review
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